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【单选题】
以下属于抗代谢类抗癌药的是
A.
环磷酰胺
B.
C.
丝裂霉素
D.
氨蝶呤
E.
顺铂
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举一反三
【单选题】--- I’m very pleased_____ you here;when and how did you come? --- I took a lift this morning.
A.
to see
B.
of seeing
C.
seeing
D.
having seen
【判断题】铺设台布的准备工作包括洗净双手,准备好铺台需要的台布,放在餐桌的副主人位上
A.
正确
B.
错误
【判断题】频率给定信号的方式有数字量给定和模拟量给定。()
A.
正确
B.
错误
【单选题】Look! There are so many litters on the g round. Let’s ____who threw th em.
A.
look
B.
look for
C.
find
D.
find out
【简答题】II. Find the following underlined word/phrase in the text. There are three definitions below each. One definition is closest to its meaning. One definition has the opposite or nearly opposite meaning....
【多选题】与相控电源相比,开关电源具有
A.
体积小
B.
重量轻
C.
无可闻噪声
D.
功率大
【单选题】股票价格变动幅度较小,价格稳定的情况称为()。
A.
反弹
B.
填权
C.
贴权
D.
盘整
【多选题】民航的发展历程包括以下( )个
A.
民航的初创时期
B.
民航大发展时期
C.
民航全球化、大众化时期
D.
民航萌芽时期
【判断题】Although the vast majority of prefixes do not change the original word class, there are prefixes that are class-changing: a-, be-, em-/en-.
A.
正确
B.
错误
【简答题】Complete the paragraph below. Choose the correct topic sentence and supporting details from the box. Use the information from Reading 1 to develop your ideas. One sentence will not be used. a. Fi...
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